On today's show, we explain how you can build your very own soft robots, decide we want to take a real-life train headed for Zombieville, and check out a gorgeous, high-tech couture dress that might give away your emotions.

On today's show, we explain how you can build your very own soft robots, decide we want to take a real-life train headed for Zombieville, and check out a gorgeous, high-tech couture dress that might give away your emotions.